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Product comparison · 2 motherboards

MSI H270 GAMING M3 vs MSI H270I GAMING PRO AC

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  • 53specifications compared
  • 17differ
  • 36identical
  • 22known for one product only

Key differences

  • Number of memory slots
    • 4
    • 2
  • Memory slots type
    • SO-DIMM
    • DIMM
  • Maximum internal memory
    • 64 GB
    • 32 GB
  • Supported memory module capacities
    • 4GB, 8GB, 16GB
    • 2GB, 4GB, 8GB, 16GB
  • USB 2.0 connectors
    • 2
    • 1
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • 2
    • 0
  • USB 3.2 Gen 2 (3.1 Gen 2) connectors
    • 0
    • 1
  • Number of SATA connectors
    • 6
    • 4

Side by side

Differences highlightedShow differences only
75 specifications
A

MSI

H270 GAMING M3View product
B

MSI

H270I GAMING PRO ACView product
Processoridentical
Processor manufacturerIntelIntel
Processor socketLGA 1151 (Socket H4)LGA 1151 (Socket H4)
Compatible processor seriesIntel® Celeron®, Intel® Pentium®Intel® Celeron®, Intel® Pentium®
Maximum number of SMP processorsKnown for one1
Memory4 differ
Supported memory typesDDR4-SDRAMDDR4-SDRAM
Number of memory slotsDiffers42
Memory slots typeDiffersSO-DIMMDIMM
Memory channelsDual-channelDual-channel
Supported memory clock speeds2133,2400 MHz2133,2400 MHz
Maximum internal memoryDiffers64 GB32 GB
Supported memory module capacitiesDiffers4GB, 8GB, 16GB2GB, 4GB, 8GB, 16GB
Storage controllersidentical
Supported storage drive interfacesKnown for oneM.2, SATA III
RAID levels0, 1, 5, 100, 1, 5, 10
Graphicsidentical
Parallel processing technology supportKnown for one2-Way CrossFireX
Maximum resolution4096 x 2160 pixels4096 x 2160 pixels
DirectX versionKnown for one12.0
Discrete graphics supportKnown for oneYes
Internal I/O4 differ
USB 2.0 connectorsDiffers21
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers20
USB 3.2 Gen 2 (3.1 Gen 2) connectorsDiffers01
Number of SATA III connectorsKnown for one6
Number of SATA II connectors00
Number of SATA connectorsDiffers64
Number of Parallel ATA connectors00
Front panel audio connectorYesYes
Front panel connectorYesYes
ATX Power connector (24-pin)YesYes
Power fan connectorKnown for oneYes
CPU fan connectorYesYes
Number of chassis fan connectors11
Chassis intrusion connectorKnown for oneYes
EPS power connector (8-pin)Known for oneYes
Serial port headers11
TPM connectorYesYes
Audio connectorKnown for oneYes
Peripheral (Molex) power connectors (4-pin)Known for one1
Rear panel I/O ports3 differ
USB 2.0 ports quantity22
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers10
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity00
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers14
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers10
Ethernet LAN (RJ-45) ports11
eSATA ports quantity00
PS/2 ports quantity11
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantity00
HDMI ports quantity11
DVI-D ports quantity11
Headphone outputsKnown for one1
Microphone inKnown for oneYes
S/PDIF out portKnown for oneYes
WiFi-AP antenna jackKnown for one2
Network1 differ
Ethernet LANYesYes
Ethernet interface typeGigabit EthernetGigabit Ethernet
LAN controllerDiffersKiller E2500Realtek RTL8111H
Wake-on-LAN readyKnown for oneYes
Features2 differ
Component forPCPC
Motherboard form factorDiffersATXmini ITX
Motherboard chipset familyIntelIntel
Motherboard chipsetIntel® H270Intel® H270
Audio chipDiffersRealtek ALC1220Realtek ALC887
Audio output channels7.1 channels7.1 channels
Power source typeATXATX
Cooling typeKnown for onePassive
Expansion slots1 differ
PCI Express x1 (Gen 3.x) slotsKnown for one4
PCI Express x16 (Gen 3.x) slotsDiffers21
Number of M.2 (M) slotsKnown for one1
BIOSidentical
Clear CMOS jumperYesYes
BIOS typeKnown for oneUEFI
Processor special featuresidentical
Intel® Optane™ Memory ReadyYesYes
Weight & dimensions2 differ
WidthDiffers304 mm170 mm
DepthDiffers243 mm170 mm
Packaging contentidentical
ManualYesYes
Drivers includedKnown for oneYes
Other featuresidentical
Serial port via internal headerKnown for oneYes

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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